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检索条件"机构=Beijing Institute of System Engineering State Key Laboratory of Complex System Simulation"
2752 条 记 录,以下是2731-2740 订阅
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Improved vicinal SV algorithm
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beijing Ligong Daxue Xuebao/Transaction of beijing institute of Technology 2005年 第11期25卷 967-970页
作者: Bi, Le-Peng Zheng, Zhi-Yun Song, Han-Tao Lu, Yu-Chang Department of Computer Science and Engineering School of Information Science and Technology Beijing Institute of Technology Beijing 100081 China State Key Laboratory of Intelligent Technology and System Tsinghua University Beijing 100084 China
Two improvements are introduced into vicinal-risk-minimization based support vector (SV) algorithm. Since the misclassified samples must be support vectors, a scheme for pruning hard-to-learn samples from the training... 详细信息
来源: 评论
UNSTEADY FLOWS OF A GENERALIZED SECOND GRADE FLUID WITH THE FRACTIONAL DERIVATIVE MODEL BETWEEN TWO PARALLEL PLATES
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Acta Mechanica Sinica 2004年 第5期20卷 471-476页
作者: 谭文长 徐明喻 1 Department of Mechanics and Engineering Science & State Key Laboratory for Turbulence and Complex System Research Peking UniversityBeijing 100871China Institute of Mathematics and Systematical Science Shandong UniversityJinan 250100China
The fractional calculus approach in the constitutive relationship model of a generalized second grade fluid is *** analytical solutions are obtained for a class of unsteady flows for the generalized second grade fluid... 详细信息
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Lie Point Symmetries of Differential-Difference Equations
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Communications in Theoretical Physics 2004年 第5期41卷 645-648页
作者: DING Wei~1 TANG Xiao-Yan~(2,3) 1 Department of Applied Mathematics,Shanghai Jiao Tong University,Shanghai 200030,China2 Department of Physics,Shanghai Jiao Tong University,Shanghai 200030,China3 state key laboratory of Scientific and engineering Computing,institute of Computational Mathematics and Scientific engineering Computing,Academy of Mathematics and system Sciences,the Chinese Academy of Sciences,P.O.Box 2719,beijing 100080,China State Key Laboratory of Scientific and Engineering Computing Institute of Computational Mathematics and Scientific Engineering Computing Academy of Mathematics and System Sciences the Chinese Academy of Sciences P.O. Box 2719 Beijing 100080 China
In this paper,the classical Lie group approach is extended to find some Lie point symmetries of differential-difference *** reveals that the obtained Lie point symmetries can constitute a Kac-Moody-Virasoro algebra.
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Teracluster LSSC-II--Its designing principles and applications in large scale numerical simulations
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中国科学A辑(英文版) 2004年 第z1期47卷 53-68页
作者: Zhang Linbo Chen Shiyi LI Xinliang CAO Jianwen ZHANG Wensheng GONG Xingao State Key Laboratory of Scientific and Engineering Computing Academy of Mathematics and System Sciences Chinese Academy of Sciences Beijing 100080 China Department of Mechanical Engineering The Johns Hopkins University and Center for Computational Science and Engineering Peking University Beijing 100875 China Institute of Mechanics Chinese Academy of SciencesBeijing 100080 China Parallel Computing Laboratory Institute of Software Chinese Academy of Sciences Beijing 100080 China Academy of Mathematics and System Sciences Chinese Academy of Sciences Beijing 100080 China Surface Physics Laboratory National Key Laboratory Fudan University Shanghai 200433 Institute of Solid State Physics Chinese Academy of Sciences Hefei 230031 China
The teracluster LSSC-II installed at the state key laboratory of Scientific and engineering Computing, Chinese Academy of Sciences is one of the most powerful PC clusters in China. It has a peek performance of 2Tflops... 详细信息
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Aging effect of UV radiation on SIR insulators' hydrophobicity property
Aging effect of UV radiation on SIR insulators' hydrophobici...
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Conference on Electrical Insulation and Dielectric Phenomena, (CEIDP)
作者: Xun Wang Xidong Liang Yuanxiang Zhou State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Electrical Engineering Tsinghua University Beijing China
Based on the simulation of ultraviolet (UV) radiation in the Sun's rays and in corona, the aging effect of UV radiation on composite insulators was studied in this paper, especially the effect on hydrophobicity pr... 详细信息
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Influence of annealing method on the space charge properties in polyethylene
Influence of annealing method on the space charge properties...
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Conference on Electrical Insulation and Dielectric Phenomena, (CEIDP)
作者: Ninghua Wang Yuanxiang Zhou Hongbin Liu Bin Gao Xidong Liang Zhicheng Guan T. Takada State Key Laboratory of Control and Simulation of Power System and Generation Equipment Tsinghua University Beijing China Electronic Measurement Laboratory Musashi Institute of Technology Tokyo Japan
In this paper, high-density polyethylene (HDPE) films were prepared by three kinds of annealing methods which were different in cooling speed. The crystallinity of those HDPE samples were measured and compared. A high... 详细信息
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Construction and Analysis of Structured Preconditioners for Block Two-by-Two Matrices
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Journal of Shanghai University(English Edition) 2004年 第4期8卷 397-405页
作者: 白中治 State Key Laboratory of Scientific/Engineering Computing Institute of Computational Mathematics and Scientific/Engineering Computing Academy of Mathematics and System Sciences Chinese Academy of Sciences Beijing 100080 P.R. China
For the large sparse block two-by-two real nonsingular matrices, we establish a general framework of structured preconditioners through matrix transformation and matrix approximations. For the specific versions such a... 详细信息
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Review of the Study of Nonlinear Atmospheric Dynamics in China (1999-2002)
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Advances in Atmospheric Sciences 2004年 第3期21卷 399-406页
作者: 刁一娜 封国林 刘式达 刘式适 罗德海 黄思训 陆维松 丑纪范 Department of Atmospheric and Oceanic Sciences Ocean University of China Qingdao 266003 State Key Laboratory of Numerical Modeling for Atmospheric Sciences and Geophysical Fluid DynamicsInstitute of Atmospheric Physics Chinese Academy of Sciences Beijing 100029 State Key Laboratory of Numerical Modeling for Atmospheric Sciences and Geophysical Fluid Dynamics Institute of Atmospheric Physics Chinese Academy of Sciences Beijing 100029 Department of Atmospheric Sciences Peking University Beijing 100871 Department of Atmospheric and Oceanic Sciences Ocean University of China Qingdao 266003 P. L. A. University of Science & Engineering Meteorological Institute Nanjing 211101 Nanjing Institute of Meteorology Nanjing 210044 Beijing Training Center China Meteorological Administration Beijing 100081esearches on nonlinear atmospheric dynamics in China (1999-2002) are briefly surveyed. This review includes the major achievements in the following branches of nonlinear dynamics: nonlinear stability theory nonlinear blocking dynamics 3D spiral structure in the atmosphere traveling wave solution of the nonlinear evolution equation numerical predictability in a chaotic system and global analysis of climate dynamics. Some applications of nonlinear methods such as hierarchy structure of climate and scaling invariance the spatial-temporal series predictive method the nonlinear inverse problem and a new difference scheme with multi-time Ievels are also introduced.
Researches on nonlinear atmospheric dynamics in China (1999-2002) are briefly surveyed. This review includes the major achievements in the following branches of nonlinear dynamics: nonlinear stability theory, nonlinea... 详细信息
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Edge Effect Correction in the S-A Method for Geochemical Anomaly Separation
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Journal of China University of Geosciences 2004年 第4期15卷 379-387页
作者: Ge Yong Department of Earth and Atmospheric Science, York University, Toronto, ON, M3J 1P3, Canada state key laboratory of Resources and Environmental Information system, institute of Geographic Sciences & Natural Resources Research, Chinese Academy of Sciences, beijing 100101, China Cheng Qiuming Department of Earth and Atmospheric Science, York University, Toronto, ON, M3J 1P3, Canada Earth systems and Mineral Resource engineering Lab, China University of Geosciences, Wuhan 430074, China Zhang Shenyuan Department of Earth and Atmospheric Science, York University, Toronto, ON, M3J 1P3, Canada Department of Resource and Earth Science, China University of Mining & Technology, beijing 100083, China Department of Earth and Atmospheric Science York University Toronto ON M3J 1P3 Canada State Key Laboratory of Resources and Environmental Information System Institute of Geographic Sciences & Natural Resources Research Chinese Academy of SciencesBeijing 100101China Department of Earth and Atmospheric Science York University Toronto ON M3J 1P3 Canada Earth Systems and Mineral Resource Engineering Lab China University of Geosciences Wuhan 430074 China Department of Earth and Atmospheric Science York University Toronto ON M3J 1P3 Canada Department of Resource and Earth Science China University of Mining & Technology Beijing 100083 China
Anomaly separation using geochemical data often involves operations in the frequency domain, such as filtering and reducing noise/signal ratios. Unfortunately, the abrupt edge truncation of an image along edges and ho... 详细信息
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On the regularity of trust region-cg algorithm: With application to deconvolution problem
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Science China Mathematics 2003年 第3期46卷 312-325页
作者: 王彦飞 Laboratory of Remote Sensing Information Sciences Institute of Remote Sensing ApplicationsChinese Academy of Sciences State Key Laboratory of Scientific and Engineering Computing Institute of Computational Mathematicsand Scientific/Engineering ComputingAcademy of Mathematics and System SciencesChinese Academy of SciencesBeijing 100080China
Deconvolution problem is a main topic in signal processing. Many practical applications are re-quired to solve deconvolution problems. An important example is image reconstruction. Usually, researcherslike to use regu... 详细信息
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